@head_id points to the newest record, but the printing loop
exits when it increments to this value (before printing).
Exit the printing loop after the newest record has been printed.
The python-based function in scripts/gdb/linux/dmesg.py already
does this correctly.
Fixes: e60768311af8 ("scripts/gdb: update for lockless printk ringbuffer")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>
---
Documentation/admin-guide/kdump/gdbmacros.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/kdump/gdbmacros.txt b/Documentation/admin-guide/kdump/gdbmacros.txt
index 82aecdcae8a6..030de95e3e6b 100644
--- a/Documentation/admin-guide/kdump/gdbmacros.txt
+++ b/Documentation/admin-guide/kdump/gdbmacros.txt
@@ -312,10 +312,10 @@ define dmesg
set var $prev_flags = $info->flags
end
- set var $id = ($id + 1) & $id_mask
if ($id == $end_id)
loop_break
end
+ set var $id = ($id + 1) & $id_mask
end
end
document dmesg
base-commit: 1b929c02afd37871d5afb9d498426f83432e71c2
--
2.30.2
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